Survey data is referenced to Louisiana South State Plane Coordinates North American Datum 1983 with soundings referenced below Mean Low Gulf in U.S. Survey Feet.

G.I.W.W. - Bayou Boeuf Lock to Leland Bowman Lock
   Survey title Survey date
       Sheet Name    River mile PDF XYZ SHP
Bayou Boeuf Lock to Leland Bowman Lock
   Morgan City Docks - Sh. 66 03/29/2023
       GI_66_BBW     PDF XYZ Shape
   20 Grand Point - Sh. 67 03/29/2023
       GI_67_BBW     PDF XYZ Shape
   Sh. 68 mm/dd/yyyy
       GI_68_ATR     PDF XYZ Shape
   Mile 99 - Sh. 69 03/29/2023
       GI_69_M99     PDF XYZ Shape
   Sh. 70 11/08/2019
       GI_70_A2W     PDF XYZ Shape
   Sh. 71 11/08/2019
       GI_71_A2W     PDF XYZ Shape
   Sh. 72 11/08/2019
       GI_72_A2W     PDF XYZ Shape
   Sh. 73 11/08/2019
       GI_73_A2W     PDF XYZ Shape
   Sh. 74 11/08/2019
       GI_74_A2W     PDF XYZ Shape
   Wax Lake East - Sh. 75 08/18/2022
       GI_75_WLO     PDF XYZ Shape
   Wax Lake West - Sh. 76 08/18/2022
       GI_76_WLO     PDF XYZ Shape
   Sh. 77 mm/dd/yyyy
       GI_77_W2C     PDF XYZ Shape
   Sh. 78 mm/dd/yyyy
       GI_78_W2C     PDF XYZ Shape
   Sh. 79 mm/dd/yyyy
       GI_79_W2C     PDF XYZ Shape
   Sh. 80 mm/dd/yyyy
       GI_80_W2C     PDF XYZ Shape
   Sh. 81 mm/dd/yyyy
       GI_81_W2C     PDF XYZ Shape
   Sh. 82 mm/dd/yyyy
       GI_82_W2C     PDF XYZ Shape
   Sh. 83 mm/dd/yyyy
       GI_83_W2C     PDF XYZ Shape
   Sh. 84 07/09/1997
       GI_84_W2C     PDF XYZ Shape
   Sh. 85 07/09/1997
       GI_85_W2C     PDF XYZ Shape
   Sh. 86 07/08/1997
       GI_86_CHA     PDF XYZ Shape
   Sh. 87 07/08/1997
       GI_87_CHA     PDF XYZ Shape
   Sh. 88 mm/dd/yyyy
       GI_88_C2P     PDF XYZ Shape
   Sh. 89 mm/dd/yyyy
       GI_89_C2P     PDF XYZ Shape
   Sh. 90 mm/dd/yyyy
       GI_90_C2P     PDF XYZ Shape
   Sh. 91 mm/dd/yyyy
       GI_91_C2P     PDF XYZ Shape
   Sh. 92 mm/dd/yyyy
       GI_92_C2P     PDF XYZ Shape
   Sh. 93 mm/dd/yyyy
       GI_93_C2P     PDF XYZ Shape
   Sh. 94 mm/dd/yyyy
       GI_94_C2P     PDF XYZ Shape
   Sh. 95 mm/dd/yyyy
       GI_95_C2P     PDF XYZ Shape
   Sh. 96 mm/dd/yyyy
       GI_96_C2P     PDF XYZ Shape
   Sh. 97 mm/dd/yyyy
       GI_97_C2P     PDF XYZ Shape
   Sh. 98 mm/dd/yyyy
       GI_98_C2P     PDF XYZ Shape
   Sh. 99 mm/dd/yyyy
       GI_99_C2P     PDF XYZ Shape
   Sh. 100 mm/dd/yyyy
       GW_00_C2P     PDF XYZ Shape
   Sh. 101 mm/dd/yyyy
       GW_01_C2P     PDF XYZ Shape
   Sh. 102 mm/dd/yyyy
       GW_02_PTA     PDF XYZ Shape
   Sh. 103 mm/dd/yyyy
       GW_03_P2V     PDF XYZ Shape
   Sh. 104 mm/dd/yyyy
       GW_04_P2V     PDF XYZ Shape
   Sh. 105 mm/dd/yyyy
       GW_05_P2V     PDF XYZ Shape
   Sh. 106 mm/dd/yyyy
       GW_06_P2V     PDF XYZ Shape
   Sh. 107 mm/dd/yyyy
       GW_07_P2V     PDF XYZ Shape
   Sh. 108 mm/dd/yyyy
       GW_08_P2V     PDF XYZ Shape
   Sh. 109 mm/dd/yyyy
       GW_09_P2V     PDF XYZ Shape
   Sh. 110 02/24/2022
       GW_10_P2V     PDF XYZ Shape
   Sh. 111 02/24/2022
       GW_11_P2V     PDF XYZ Shape
   Sh. 112 02/24/2022
       GW_12_VRM     PDF XYZ Shape
   Sh. 113 02/24/2022
       GW_13_FWB     PDF XYZ Shape
   Sh. 114 02/24/2022
       GW_14_F2M     PDF XYZ Shape
   Leland Bowman Lock - Sh. 115 06/03/2014
       GW_15_F2M     PDF XYZ Shape